Number | Date | Country | Kind |
---|---|---|---|
55/81882 | Jun 1980 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
3050786 | John et al. | Aug 1962 | |
3650005 | Kamiya et al. | Mar 1972 | |
4193180 | Press | Mar 1980 |
Number | Date | Country |
---|---|---|
3011497 | Oct 1980 | DEX |
46-6847 | Feb 1971 | JPX |
53-23548 | Jul 1978 | JPX |
Entry |
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Inhibiting Corrosion, Bartkus et al., IBM Technical Disclosure Bulletin, vol. 13, No. 7, Dec. 1970, p. 1764. |